fibrous fracture

简明释义

纤维状断裂

英英释义

例句

1.In the lab, we observed a fibrous fracture pattern in the specimen that suggested a failure under tension.

在实验室中，我们观察到样本中有一种纤维状断裂的模式，表明在拉伸下发生了失效。

2.The geologist noted that the rock sample exhibited a clear fibrous fracture which indicated its brittle nature.

地质学家注意到这块岩石样本显示出明显的纤维状断裂，这表明其脆性特征。

3.The analysis revealed that the fibrous fracture in the metal was due to excessive stress during manufacturing.

分析显示，该金属中的纤维状断裂是由于制造过程中承受过度应力造成的。

4.The fibrous fracture found in the wood indicated that it had been subjected to high humidity conditions.

在木材中发现的纤维状断裂表明它曾经经历过高湿度条件。

5.During the inspection, the engineer found a fibrous fracture in the concrete that could compromise the structure's integrity.

在检查过程中，工程师发现混凝土中有一处纤维状断裂，这可能会影响结构的完整性。

作文

In the field of materials science and engineering, understanding the various types of fractures that materials can experience is crucial for both design and safety. One such type of fracture is known as a fibrous fracture. This term refers to a specific mode of failure in which the material exhibits a fibrous appearance at the fracture surface. Unlike brittle fractures that occur suddenly and without much plastic deformation, fibrous fracture typically indicates that the material has undergone some degree of ductility before failure. This characteristic is particularly important in metals and polymers, where the ability to absorb energy and deform plastically can prevent catastrophic failure.When examining a fibrous fracture, one can often observe elongated fibers or whisker-like structures on the fracture surface. These features are indicative of the material's ability to stretch and elongate under stress. The presence of these fibers suggests that the material was able to redistribute stress over a larger area, allowing it to withstand higher loads before ultimately failing. In contrast, a brittle fracture would show a more granular or crystalline appearance, indicating that the material failed almost instantaneously without significant deformation.The mechanisms behind fibrous fracture can often be attributed to several factors, including temperature, strain rate, and the inherent properties of the material itself. For instance, many metals exhibit fibrous fracture behavior at elevated temperatures, where they become more ductile and can deform significantly before breaking. Similarly, certain polymers may display this type of fracture when subjected to slow loading rates, allowing them to stretch and absorb energy effectively.Understanding fibrous fracture is not only essential for engineers and scientists but also for industries that rely on the integrity of materials. For example, in the construction and automotive industries, recognizing the conditions that lead to fibrous fracture can help engineers design safer, more reliable structures and components. By selecting materials that exhibit desirable fracture characteristics, it is possible to enhance the overall performance and longevity of products.Moreover, the study of fibrous fracture contributes to the development of new materials with tailored properties. Researchers are continually exploring ways to manipulate the microstructure of materials to promote ductility and toughness, thereby reducing the likelihood of sudden failure. This ongoing research is vital in sectors such as aerospace, where the performance of materials under extreme conditions is critical.In conclusion, the concept of fibrous fracture plays a significant role in materials science, providing insights into how materials behave under stress. By analyzing the characteristics and mechanisms of this type of fracture, engineers and researchers can improve material selection and design, ultimately leading to safer and more efficient products. As we continue to innovate and develop new materials, the understanding of fibrous fracture will remain a key element in ensuring the reliability and durability of engineered systems.

在材料科学和工程领域，理解材料可能经历的各种类型的断裂对于设计和安全至关重要。其中一种断裂类型被称为纤维断裂。这个术语指的是材料在断裂表面表现出纤维状外观的一种特定失效模式。与突然发生且几乎没有塑性变形的脆性断裂不同，纤维断裂通常表明材料在失效之前经历了一定程度的延展性。这一特征在金属和聚合物中尤为重要，因为吸收能量和塑性变形的能力可以防止灾难性的失败。当检查纤维断裂时，通常可以观察到断裂表面上有延长的纤维或须状结构。这些特征表明材料在应力作用下能够拉伸和延展。纤维的存在表明材料能够将应力重新分布到更大面积，从而在最终失效之前承受更高的负荷。相比之下，脆性断裂则会显示出更颗粒状或晶体状的外观，表明材料几乎瞬间失效，而没有显著的变形。导致纤维断裂的机制通常可以归因于多个因素，包括温度、应变速率和材料本身的固有特性。例如，许多金属在高温下会表现出纤维断裂行为，此时它们变得更加延展，可以在断裂前显著变形。类似地，某些聚合物在缓慢加载速率下可能会显示出这种类型的断裂，使其能够有效地拉伸和吸收能量。理解纤维断裂不仅对工程师和科学家至关重要，还对依赖材料完整性的行业至关重要。例如，在建筑和汽车行业，认识到导致纤维断裂的条件可以帮助工程师设计更安全、更可靠的结构和组件。通过选择表现出理想断裂特性的材料，可以增强产品的整体性能和寿命。此外，纤维断裂的研究有助于开发具有定制特性的材料。研究人员不断探索操控材料微观结构的方法，以促进延展性和韧性，从而降低突然失效的可能性。这项持续的研究在航空航天等行业中至关重要，因为材料在极端条件下的性能至关重要。总之，纤维断裂的概念在材料科学中发挥着重要作用，为我们提供了材料在应力下行为的见解。通过分析这种类型的断裂的特征和机制，工程师和研究人员可以改善材料选择和设计，最终导致更安全和更高效的产品。随着我们继续创新和开发新材料，理解纤维断裂将始终是确保工程系统可靠性和耐久性的关键要素。